Bold North Audio Releases Two High Excursion 6.5" Woofers Employing XBL2 Technology

Expanding its line of premium and performance-based drivers, designed and manufactured under the Bold North Audio brand, MISCO announced the introduction of the BWX-6501 & BWX-6502, two high performance 6.5" high excursion woofers with an XBL2 motor design and 10 mm linear Xmax. These new models add to a growing line of premium and performance-based drivers, all designed and manufactured in MISCO’s own facility in St. Paul, Minnesota.

In the year when Scan-Speak celebrates its 50th anniversary, it seems the Danish engineering team is keeping R&D busy and getting to roll out a series of exciting new products. audioXpress was aware that new Ellipticor drivers were on the way, and now we received the confirmation of the first announcement, a large-size woofer (38 cm - 15") with paper cone and SD AirCirc neodymium magnet system. The new Ellipticor 38WE/8582T00 woofer offers surprisingly good specs, as was to be expected!

November signals another anniversary for Voice Coil, the leading periodical for the loudspeaker industry. In this edition, Md Mehedi writes about how new Hiperco alloys can contribute to improved microspeakers, Mike Klasco discusses "This Year’s Crop of Measurement Microphones," followed by a directory on the topic. And in Test Bench, Vance Dickason characterizes the new NERO-6MRN150D pro audio midrange from SB Audience, and the SDx10 home audio woofer from CSS Audio. Access it online now!

Renowned high-end OEM manufacturer Wavecor continues to keep a focus on creativity and announced the results of its latest development efforts with three new drivers, all now in stock and ready for sampling. The new transducers comprise the WF275BD01 (4 ohm) and WF275BD02 (8 ohm) 10" mid/woofers in die cast frame, the TW022WA07/09 and TW022WA08/10 high-end tweeters, and the FR070WA05 70 mm aluminum-cone full-range driver with extended bass response.

In this edition of Test Bench, Vance Dickason characterizes the recently announced SEAS L19RNX1 woofer from the company's new Prestige Titan Series. The L19RNX1 is the second woofer in this new 19 cm series of SEAS woofers, the first being the W19NX001 Excel Graphene-coated magnesium cone woofer. The L19RNX1 7” woofer uses a frame that is completely open beneath the spider mounting shelf, and with a small 12 mm diameter pole vent, so substantial air can be pumped past the voice coil and over the front plate. This article was originally published in Voice Coil, July 2020.

This Test bench measures the massive Eminence NSW6021-6 21" neodymium low-frequency woofer, part of the company's recently announced Tour Grade series. This family of pro audio woofers consists of two 18" options, including the Ferrite Magnet FSW4018-8, and the Neodymium Magnet NSW4018-8 that appeared in the March 2020 Test Bench. The NSW6021-6 is a very high power handling 21" woofer, designed over two years to support the requirements of touring sound professionals who want to move more air, more efficiently, and without failures in a wide range of applications and venues. This article was originally published in Voice Coil, June 2020.

Vance Dickason characterizes a very high power handling 18" woofer from Eminence’s recently announced Tour Grade pro sound product line, the NSW4018-8. The Tour Grade family consists of two 18" options, including the ferrite magnet FSW4018-8, the neodymium magnet NSW4018-8, and the massive neodymium magnet 21” NSW6021-6, and was developed over two years to support the undisputed growth of professional audio. Applications for the new Eminence NSW4018-8 include use as a bass driver in multiway systems, or as a dedicated subwoofer in bass reflex designs. This article was originally published in Voice Coil, May 2020.

In this Test Bench, Vance Dickason receives the latest 18NDXL Imperium, a very high power handling 18" low-frequency woofer from British brand Fane. Designed by this revitalized company with a rich history, the 18NDXL Imperium includes uses as a bass driver in multiway systems or as a dedicated woofer in bass reflex or horn loaded designs. The feature set for the 18NDXL is like most high-performance pro sound drivers, rather substantial. This article was originally published in Voice Coil, April 2020.

While many other OEM pro audio driver manufacturers have temporarily retreated and quarantined during the COVID-19 pandemic, others opted to stick to their original plans and albeit the cancellations of major trade-shows, maintained their product schedule. Benefiting from some additional time to refine designs, Beyma continued its search to break the limits of acoustic technology and now unveiled the latest QLEX woofer series, developed to offer the extra energy and performance that the latest generation of sound reinforcement systems demand.

In this very strong edition of Voice Coil, focused on up-to-date topics for loudspeaker professionals, we discuss the industry's Asian supply chain, how a new carbon composite dome compares with Beryllium and Titanium products, and James Croft reviews a recent electrostatic loudspeaker (ESL) patent. Vance Dickason focuses his attention on two innovations coming from Eminence, in two extreme product categories. The new Eminence NSW4018-8 18" Tour Grade Woofer, and the new N314X 1.4" compression driver, which is the first to use TeXtreme composite material for the diaphragm. Download your copy now!